The benefits of flying first class extend beyond extra leg space; many airlines now offer top-notch amenity kits that can be used long after arrival. Designer labels including Viktor and Rolf, Bally and even Givenchy have given the luxury treatment to some of these pouches, possibly justifying the steep prices of the seat. From Jet Blue's Birchbox cosmetic set to Emirates' brown suede Bulgari clutch, Afar hunted down the best in-flight bags to uncover which airlines’ first class cabins are really worth it.